/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.utils.windowing.configuration;

import org.apache.iotdb.db.utils.windowing.exception.WindowingException;
import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType;

public class SlidingSizeWindowConfiguration extends Configuration {

    private final int windowSize;
    private final int slidingStep;

    public SlidingSizeWindowConfiguration(TSDataType dataType, int windowSize, int slidingStep) {
        super(dataType);
        this.windowSize = windowSize;
        this.slidingStep = slidingStep;
    }

    public SlidingSizeWindowConfiguration(TSDataType dataType, int windowSize) {
        super(dataType);
        this.windowSize = windowSize;
        this.slidingStep = windowSize;
    }

    @Override
    public void check() throws WindowingException {
        if (windowSize <= 0) {
            throw new WindowingException(
                    String.format("Parameter windowSize(%d) should be positive.", windowSize));
        }
        if (slidingStep <= 0) {
            throw new WindowingException(
                    String.format("Parameter slidingStep(%d) should be positive.", slidingStep));
        }
    }

    public int getWindowSize() {
        return windowSize;
    }

    public int getSlidingStep() {
        return slidingStep;
    }
}
